Four short links: 14 September 2009

NoSQL, Gov 2.0 Videos, Linux Conf, Geodata Grump

WTF Is A Supercolumn? — Cassandra is a NoSQL database, a triplestore that scales superwell. Because it’s not the usual relational thing we’re accustomed to, the language can be a barrier to learning: ColumnFamily, SuperColumns, and more. This post explains what’s what, with examples. (via joshua on Delicious)

Transport for London Does Not Like the Ordnance Survey — an Official Information Request yielded the Transport for London response to an Ordnance Survey “strategy consultation”. The OS should appoint an independent body to review their licence documents and pay them based on the number of words deleted. Sound advice too–OS have crippled the geospatial industry in the UK by charging for their (admittedly finely-detailed) data. (via mattb on delicious)